.freedesktop.org; dri-de...@lists.freedesktop.org
> Subject: Re: [Intel-gfx] [PATCH] Revert "drm/shmem-helper: Switch to
> reservation lock"
>
> Hi
>
> Am 28.02.23 um 16:28 schrieb Dmitry Osipenko:
> > On 2/28/23 18:26, Thomas Zimmermann wrote:
> >> This reverts com
Hi
Am 28.02.23 um 16:28 schrieb Dmitry Osipenko:
On 2/28/23 18:26, Thomas Zimmermann wrote:
This reverts commit 67b7836d4458790f1261e31fe0ce3250989784f0.
The locking appears incomplete. A caller of SHMEM helper's pin
function never acquires the dma-buf reservation lock. So we get
WARNING:
On 2/28/23 18:26, Thomas Zimmermann wrote:
> This reverts commit 67b7836d4458790f1261e31fe0ce3250989784f0.
>
> The locking appears incomplete. A caller of SHMEM helper's pin
> function never acquires the dma-buf reservation lock. So we get
>
> WARNING: CPU: 3 PID: 967 at drivers/gpu/drm/drm_gem
This reverts commit 67b7836d4458790f1261e31fe0ce3250989784f0.
The locking appears incomplete. A caller of SHMEM helper's pin
function never acquires the dma-buf reservation lock. So we get
WARNING: CPU: 3 PID: 967 at drivers/gpu/drm/drm_gem_shmem_helper.c:243
drm_gem_shmem_pin+0x42/0x90 [drm_s